Concrete Pumping (BBCP) 10-K 2021 FY Annual report

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

Concrete Pumping Holdings, Inc.

Thornton, Colorado

We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (Nos. 333-229402, 333-230105 and 333-236726) and Form S-8 (No. 333-230753) of Concrete Pumping Holdings, Inc. of our report dated January 12, 2022, relating to the consolidated financial statements, which appears in this Annual Report on Form 10-K.

/s/ BDO USA, LLP

Dallas, Texas

January 12, 2022